Attenuator riboswitch (Leader sequence) contains two major check-points in region 1

UGG codons on position 10, 11

A stop codon UGA between Region 1 and 2

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#Id: 7996

#Unit 10. Ecological Principles

An organism’s niche includes the range of abiotic and biotic conditions it can tolerate. 

In the case of the cottontail rabbit, its niche includes the ranges of temperature and humidity that it can tolerate, the plants that it eats, and the predatory hawks and coyotes with which it coexists.

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#Id: 7359

#Unit 11. Evolution and Behavior

Amount of change in allelic frequency due to migration

m= proportional of migratory individual in  recipient population

qI – frequency of allele in source population  

qII – frequency of allele in recipient population

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#Id: 2550

#Unit 13. Methods in Biology

Addition of certain proteins, such as, bovine serum albumin enhances efficiency by protecting the DNA polymerase and by binding to PCR inhibitors. 

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#Id: 6108

#Unit 3. Fundamental Processes

In ames test reversal mutants are formed by same mutagen which caused forward mutation.

A more potent mutagen translates

into a greater number of revertant colonies

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#Id: 10559

#Unit 4. Cell Communication and Cell Signaling

In cells lacking functional caspase-8 or FADD, TNFα

triggers an alternative pathway, necroptosis.